You've probably seen or heard tell of or seen on television excruciating Christmas pageants. You're a Rat Bastard, Charlie Brown, however, will definitely change the pageant game forever because it includes drug use, swearing, and gritty, adult themes, like Martin Short doing an eerie Larry David-as-Linus impression that will make you wish that Larry David played Linus in an actual Charlie Brown special. It makes sense, doesn't it? Based on the evidence at hand, how can we help but believe that Linus was the prototype for George Costanza?